*SUPPORT*
IN: kiki tufa OUT: YELLOW YELLOW
IN: wif kiki tufa lug wif OUT: PINK YELLOW YELLOW PINK
IN: wif OUT: PINK
IN: wif fep OUT: PINK GREEN
IN: kiki wif wif lug gazzer OUT: YELLOW PINK PINK RED
IN: gazzer OUT: RED
IN: wif lug kiki lug gazzer OUT: PINK YELLOW RED
IN: gazzer tufa lug gazzer OUT: RED RED RED
IN: wif tufa OUT: PINK PINK
IN: gazzer tufa lug fep OUT: RED RED GREEN
IN: wif tufa lug gazzer OUT: PINK PINK RED
IN: fep zup fep wif lug wif OUT: GREEN PINK PINK GREEN
IN: kiki wif kiki tufa OUT: YELLOW PINK YELLOW YELLOW
IN: kiki OUT: YELLOW

*QUERY*
IN: kiki zup fep fep OUT: GREEN GREEN YELLOW
IN: wif tufa lug wif OUT: PINK PINK PINK
IN: kiki zup fep tufa OUT: GREEN GREEN YELLOW
IN: fep OUT: GREEN
IN: wif lug kiki OUT: PINK YELLOW
IN: kiki fep OUT: YELLOW GREEN
IN: gazzer fep lug fep OUT: RED GREEN GREEN
IN: fep zup wif OUT: PINK GREEN
IN: fep tufa OUT: GREEN GREEN
IN: gazzer tufa OUT: RED RED

*GRAMMAR*
fep -> GREEN 
 gazzer -> RED 
 kiki -> YELLOW 
 wif -> PINK 
 u1 zup x1 -> [x1] [u1] 
 x1 lug u1 -> [x1] [u1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 